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IM 735201-01E
3-6
3.2 Modes
This instrument has five modes as shown in the table. When the power is turned
ON, the instrument starts up in normal measurement mode. You can press the
appropriate key to transition from normal measurement mode into the other
modes. When a USB cable is connected, the instrument switches to USB mode
automatically. When USB is disconnected, the instrument returns to normal
measuring mode.
3.2.1 List of Modes
Mode
Functions Included
Entering the Mode
Normal
measurement
mode
Optical power measurement. Absolute value
measurement. Relative value measurement.
Range fixing. Switching the display units to
dBm/W.
Power ON
Setup mode
Averaging setting. MAX hold setting.
NA setting. Sensor serial number display.
Press the
SETUP
key.
Wavelength
setting mode
Setting the measured wavelength.
Press the
λ
key
CAL setting mode
User calibration function setting.
Press
ENTER
+
SETUP
USB mode
Remote control. Uploading the sensor head
specific data to the TB200 from the PC.
Turn power ON and
connect cable.
3.2.2 Diagram of Relationship between Modes
SETUP mode
CAL mode
Wavelength
measurement
mode
USB mode
Turn power OFF,
disconnect cables
Turn power ON and connect cables
ENTER
key
Press the
ENTER
or
SETUP
key
four times in a row
SETUP
key
ENTER
+
SETUP
key
ENTER
key
λ
key
Normal
measurement
mode